Red-tailed hawks are known for their brick-colored ... Breeding season initiates a spectacular sequence of aerial acrobatics. Hawk pairs fly in large circles and gain great height before the ...

Computer animation enhances the fossil evidence to trace the progress of winged flight from Pterodactyl to Archaeopteryx to Red-tailed hawk ... sustaining flight, or landing, birds must overcome ...

Last week, I regaled you with a story about a red-tailed hawk that kept showing up, forlornly staring out across my backyard, hoping to find something to eat. At the time, the problem was ...

If there has been any theme to this winter it has been cold.